Question

if 20 men complete a piece of work in 12 days how long will 40 men take to do the same piece of work​

Answer 1

Answer:

24 days

Explanation:

20 men = 12 days

40 men = X days

By cross multiplication we get,

20 × X = 12 × 40

20x = 480

X = 480/20

X = 24 days

Answer 2

Answer: 6 days

Explanation:

20 worker ------> 12 days

1 worker----------> 20x12 days

40 worker-------> 20x12/40

6 days.